Revert "Expand Gatekeeper test"

This reverts commit 103fb4f263620d375b995ea9dfcfafa6cd78ce85.

Reason for revert: The tested behavior is not specified by the
IGatekeeperDevice specification and cannot be required from
implementations.

Bug: 198991853
Bug: 187673037
Change-Id: I7dbcebe0be03280bc72a34542da0c479ea600ee4
1 file changed